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Amoeba reacts...

Amoeba reacts

A

Negatively to strong light and positively to weak light

B

Positively to strong light and negatively to weak light

C

Unaffected by light intensity

D

Positive to both strong and weak light

Text Solution

Verified by Experts

The correct Answer is:
A

Amoeba orients in directive illumination and is negative in strong light and probably positive in very weak light. Negative orientation is due to inhibition in the formation of pseudopod on the more highly illuminated surface.
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